What is DIAC
What is DIAC Diac is a device of the thyristor family. DIAC means Diode Alternating current. Diode + Alternating current. This is a type of diode that works in both reverse and forward bias. This diode work on the complete cycle of AC means this work during a positive half-cycle and also during a negative
Arduino Remote control AC Dimmer
Arduino remote control AC Dimmer The brightness can be controlled using the IR remote of TV, DVD, etc. Dimming Control system using MOC3021, BT136 Triac and a zero-crossing detector circuit based on the MCT2E optocoupler. Optocoupler provides complete isolation between the AC side and the DC controller side. So if any fault or short circuit
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Servo motor control using Arduino UNO
Servo motor control using Arduino Introduction What is Servo Motor Servo motor is a type of motor that can move or rotate its shaft in a specific angle with high precision control of angular or linear position, velocity, and acceleration. This is actually a DC Motor whose speed is slowly lowered by the gears. Servo
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How do I play a movie on a DVD player using USB
What to do with an old dvd player Old DVD player hacks Convert old dvd player to USB Any DVD player in which Disk Loader is not working or laser lens is not working for detecting optical disk, then you can use this as a plug and play audio and video directly from USB storage.
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Godown wiring | Tunnel wiring | Two way switch wiring,
Light switch wiring Two way switch wiring Normally in general light switch wiring, we use normal 1 way switch wiring. In simple light switch wiring, we don’t need any special technique and all lights are connected through a separate one way switch with a parallel of supply. We see a normal 1-way switch wiring in
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Difference between BJT and JFET
Difference between BJT and JFET Comparison between BJT and JFET BJT JFET As its name Bipolar junction Transistor, This is a bipolar device. Means Minority and Majority both contribute in current conduction. This is Unipolar device, Means Only Majority or Minority contributes in current conduction. This is a Current controller. This is a Voltage
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How capacitor block dc current
why ac current passes through capacitor but dc can’t how capacitor block dc current Explanation 1 We try to understand using a discharged battery in the circuit. When switch on, the battery is starting to charge and increasing the voltage level of the battery and there is a flow of current. When the battery gets
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kirchhoff’s law
kirchhoff’s law Kirchhoff’s voltage law (KVL) According to Kirchoff’s Voltage Law (KVL), In any closed circuit or mesh, the algebraic sum of all the emf (voltage source ) and all the voltage drops will zero. This Law deals according to the principle of conservation of energy, and according to the principle of conservation of energy
Active | Passive | Linear | Non-Linear | Unilateral | Bilateral Elements
What are electrical elements All those elements which provide, consume, transfer or control the electrical energy. Called the electrical elements. Classification of electrical elements There are many types of electrical elements, but some main classifications are — 1.On the basis of energy transfer there are two types of electrical elements on the basis of energy
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Norton theorem
Norton’s theorem statement In Thevenin theorem, we see that in any complex circuit sources are converted in single voltage source Vth with the Series resistor Rth. Norton’s theorem is also a method to convert any complex network into a simple circuit. Norton Theorem, any two-terminal complicated network circuit can be converted in single Current source
Thevenin theorem
Thevenin theorem Thevenin theorem statement Thevenin’s theorem is very important in point of view to Simplify the Network and Reduction of Network complexity in any circuit. This is also a very important theorem for Engineering and diploma students in basic Electrical. Thevenin theorem definition According to Thevenin’s theorem, any linear bilateral network irrespective of its
Difference between Electrical and Electronics
Difference between Electrical and Electronics First of all, we know the definition of Electronics What is Electronics Electronics is the branch of science that deals with devices and circuits that operate by controlling the flow of electrons and other electrical charge particles. Here we see the word controlling, the word controlling of electrons is very
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Zener diode working
Zener diode Zener diode is a type of diode that flows of current also in reverse bias and in applications, it is always connected in reverse bias and Zener diode limits the voltage, this diode is used for regulating the voltage in any circuit. It always works in Zener breakdown voltage. Zener breakdown voltage is
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AC dimmer using Arduino (Automatic)
AC dimmer Arduino What is dimmer Dimmer is a circuit that controls the voltage level by changing its waveform and gives output minimum or less than the input and makes the brightness of light dim or changing the speed of the fan as the required level. AC dimmer is mainly of two types, one is
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Important Question- Answers of Semiconductor Physics
MCQ on Semiconductor physics Also read Logic gates MCQ Quiz Zener Diode MCQ Quiz Concept of Logic Gates What is Impedance (Impedance vs Resistance)
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Running Effect LED pattern (2 circuit)
LED chaser circuit 1. LED Running Effect Without IC Here is presenting a circuit diagram of LED chaser . The Main Advantage of this LED chaser is it does not require any ic or microcontroller. This Circuit is made using mainly NPN transistors and capacitors and some resistors. This LED chaser circuit produces a blinking
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What is Fusible resistor
Fusible Resistor or Fuse Resistor what is a fusible resistor The fusible resistor is a special type of resistor made for the purpose of the protection of any circuit. This resistor is made of such material that has the characteristics of fusing without flames or without excess heat generation when the current load jumps suddenly
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3 simple audio amplifier circuit diagram
Audio amplifier circuit diagram There are the following 3 types of best and easy Audio amplifier circuit diagram simple amplifier circuit diagram Audio amplifier circuit diagram Audio amplifier circuit diagram 2 transistor audio amplifier
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Turbo bass circuit
Bass booster circuit diagram This bass booster circuit is made using the quad op-amp ic LM324. This op-amp ic has 4 operational amplifiers, but in this circuit, only 2 op-amps are used. This circuit provides Low pass filter of input audio which produces a Low frequency of input and high frequency is blocked. Connect the
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12v Battery Charger circuit with Overcharge Protection
12v Battery Charger circuit with Overcharge Protection This 12-battery charger circuit provides an Automatic cut-off facility when the battery gets fully charged. Before the use of this circuit, you need to adjust the Cut off-voltage range for the auto cut. This adjustment is done by the moving 10k preset and for testing of output voltage
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Semiconductor device numbering system
Transistor And Diode identification guide Each Semiconductor devices have a special numbering coding as per the specification of those components. All Components have a particular symbolic numbering with Alphanumeric coding for represents the characteristics of the material and other parameters. There is an international numbering system for all semiconductor devices and components. Transistor Coding System
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